Check out the Loudwire list below
Loudwire published a list of the 10 best American metal bands. Check it out and leave other bands that could be on the list in the comments:
10. Lamb of God
9. Death
8. Slipknot
7. Anthrax
6. Tool
5. System Of A Down
4. Megadeth
3. Panther
2. Slayer
1. Metallica